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Retrieve MCU Chip Microchip PIC18F4450 USB Microcontrollers
Retrieve MCU Chip Microchip PIC18F4450 USB Microcontrollers
We can Retrieve MCU Chip Microchip PIC18F4450 USB Microcontrollers, please view the IC features below for your reference:
Universal Serial Bus Features
· USB V2.0 Compliant
· Low Speed (1.5 Mb/s) and Full Speed (12 Mb/s)
· Supports Control, Interrupt, Isochronous and Bulk Transfers
· Supports up to 32 Endpoints (16 bidirectional)
· 1-Kbyte Dual Access RAM for USB
· On-Chip USB Transceiver with On-Chip Voltage Regulator
· Interface for Off-Chip USB Transceiver
· Streaming Parallel Port (SPP) for USB streaming transfers (40/44-pin devices only)
Power-Managed Modes:
High-Current Sink/Source: 25 mA/25 mA
Three External Interrupts
Four Timer modules (Timer0 to Timer3)
Up to 2 Capture/Compare/PWM (CCP) modules:
– Capture is 16-bit, max. resolution 5.2 ns (TCY/16)
– Compare is 16-bit, max. resolution 83.3 ns (TCY)
– PWM output: PWM resolution is 1 to 10-bit
Enhanced Capture/Compare/PWM (ECCP) module:
– Multiple output modes
– Selectable polarity
– Programmable dead time
– Auto-shutdown and auto-restart
Enhanced USART module:
Sleep: CPU off, peripherals off
Idle mode currents down to 5.8 ìA typical
Sleep mode currents down to 0.1 ìA typical
Timer1 Oscillator: 1.1 ìA typical, 32 kHz, 2V
Watchdog Timer: 2.1 ìA typical
Master Synchronous Serial Port (MSSP) module supporting 3-wire SPI (all 4 modes) and I2C™
10-bit, up to 13-channel Analog-to-Digital Converter module (A/D) with Programmable Acquisition Time
Dual Analog Comparators with Input Multiplexing
Two-Speed Oscillator Start-up
Flexible Oscillator Structure:
· Four Crystal modes, including High Precision PLL for USB
· Two External Clock modes, up to 48 MHz
· Internal Oscillator Block:
– 8 user-selectable frequencies, from 31 kHz to 8 MHz
– User-tunable to compensate for frequency drift
· Secondary Oscillator using Timer1 @ 32 kHz
· Dual Oscillator options allow microcontroller and USB module to run at different clock speeds
· Fail-Safe Clock Monitor:
– Allows for safe shutdown if any clock stops
· C Compiler Optimized Architecture with optional Extended Instruction Set
· 100,000 Erase/Write Cycle Enhanced Flash Program Memory typical
· 1,000,000 Erase/Write Cycle Data EEPROM Memory typical
· Flash/Data EEPROM Retention: > 40 years
· Self-Programmable under Software Control
· Priority Levels for Interrupts
· 8 x 8 Single-Cycle Hardware Multiplier
· Extended Watchdog Timer (WDT):
– Programmable period from 41 ms to 131s
· Programmable Code Protection
· Single-Supply 5V In-Circuit Serial
Programming™ (ICSP™) via two pins
· In-Circuit Debug (ICD) via two pins
· Optional dedicated ICD/ICSP port (44-pin devices only)
· Wide Operating Voltage Range (2.0V to 5.5V)